Home / 23,716.85-32,714.28-15,210.05

Finding the Fourth Proportional to 23,716.85, 32,714.28 and 15,210.05

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Solution

The fourth proportional to 23,716.85, 32,714.28 and 15,210.05 is: 20,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.85 : 32,714.28 = 15,210.05 : x
  2. Step 2: Convert to fraction form
    23,716.85/32,714.28 = 15,210.05/x
  3. Step 3: Cross multiply
    23,716.85x = 32,714.28 × 15,210.05
  4. Step 4: Simplify right side
    23,716.85x = 497,585,670.94
  5. Step 5: Solve for x
    x = 497,585,670.94/23,716.85
  6. Step 6: Final answer
    x = 20,980.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.